Commit 1a72418b authored by Nicolas Dichtel's avatar Nicolas Dichtel Committed by David S. Miller
Browse files

ipv6/multipath: remove flag NLM_F_EXCL after the first nexthop 



fib6_add_rt2node() will reject the nexthop if this flag is set, so
we perform the check only for the first nexthop.

Signed-off-by: default avatarNicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2bc80059

net/ipv6/route.c

+6 −0
Original line number Diff line number Diff line
@@ -2449,6 +2449,12 @@ static int ip6_route_multipath(struct fib6_config *cfg, int add) 
				goto beginning;

			}

		}

		/* Because each route is added like a single route we remove

		 * this flag after the first nexthop (if there is a collision,

		 * we have already fail to add the first nexthop:

		 * fib6_add_rt2node() has reject it).

		 */

		cfg->fc_nlinfo.nlh->nlmsg_flags &= ~NLM_F_EXCL;

		rtnh = rtnh_next(rtnh, &remaining);

	}